AS STATED IN ANOTHER REVIEW ONLY 2 SCREWS LINE UP BUT IT IS STILL A SOLID MOUNT IT IS AS PICTURED MY OLD ONE HAD WIRE HOLDERS MOLDED IN SO ON THE NEW ONE I HAD TO USE WIRE TIES THE OLD ON WAS ONLY FIREING ONE PLUG I HAVEN'T HAD IT IN THE WATER YET BUT I DON'T EXPECT ANY PROBLEMS AS IT IS FIREING BOTH PLUGS NOW ......PS IT WAS AN EASY SWAP ....PSS IBOATS HAS BEEN FAST TO SHIP

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Tracyby Tracy from Tygh Valley, Oregon on October 24, 2011

new case design does not fit all mountings could only use 2 screws

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A Rare Findby Harvey from Kongiganak, Alaska on July 04, 2011

I thought I'd have a hard time finding an electronic part for my 1984 Mercury 35hp outboard. But iboats.com came thru on my search, they're a one stop online shopping store.

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Q:

I have a 88 mercury 25hp the old switch box number is 3397452A10 was wondering if this switch box would work for this moter?

A:

Yes, this is a direct after market replacement for your old switch box, based on your OEM Mercury number.